LDAP redundancy through proxy servers

Wed 24 February 2010 by Lars Kellogg-Stedman Tags balance ldap stunnel proxy ha howto ssl

Problem 1: Failover

The problem

Many applications only allow you to configure a single LDAP server. This can lead to unnecessary service outages if your directory service infrastructure is highly available (e.g., you are running Active Directory) and your application cannot take advantage of this fact.

A solution

We …

read more

Apache virtual host statistics

As part of a project I'm working on I wanted to get a rough idea of the activity of the Apache virtual hosts on the system. I wasn't able to find exactly what I wanted, so I refreshed my memory of curses to bring you vhoststats.

This tools reads an …

read more

Merging directories with OpenLDAP's Meta backend

This document provides an example of using OpenLDAP's meta backend to provide a unified view of two distinct LDAP directory trees. I was frustrated by the lack of simple examples available when I went looking for information on this topic, so this is my attempt to make life easier for …

read more

Filtering Blogger feeds

Wed 10 February 2010 by Lars Kellogg-Stedman Tags pipes rss atom blogger filter

After encountering a number of problems trying to filter Blogger feeds by tag (using services like Feedrinse and Yahoo Pipes), I've finally put together a solution that works:

  • Shadow the feed with Feedburner.
  • Enable the Convert Format Burner, and convert your feed to RSS 2.0.
  • Use Yahoo Pipes to …
read more

Funny usage message

Mon 08 February 2010 by Lars Kellogg-Stedman Tags development android

I was poking around in a command shell on my Droid to see what was available. While it's a pretty restricted environment, there's a number of commands available in /system/bin, including dexopt.

Apparently dexopt isn't something I'm supposed to poke at:

$ dexopt
Usage: don't use this

Hah.

read more